Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"anh phan mat snippets" » "hanh phan mat snippets", "anh nhan mat snippets", "anh han mat snippets", "anh phan may snippets", "anh phan vat snippets", "anh phan xuat snippets", "anh phan mat slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("anh phan mat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh phan mat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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